<template>
  <div class="student">
    <h2>学生名称: {{ name }}</h2>
    <h2>学生性别: {{ sex }}</h2>
    <button @click="sendStudentName">把学生名给 School 组件</button>
  </div>
</template>

<script>

  export default {
    name: 'Student',
    data() {
      return {
        name: '张三',
        sex: '男'
      }
    },
    mounted() {

    },
    methods: {
      sendStudentName() {
        this.$bus.$emit('hello', this.name)
      }
    }
  }
</script>

<style scoped>
  .student {
    background-color: orangered;
    padding: 5px;
    margin-top: 30px;
  }
</style>